215681296

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{96979}}^1$

素因数の和:97126

約数の個数: 20

約数和(自身を含む): 420893200

約数和(自身を除く): 205211904

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 96979, 193958, 387916, 775832, 1551664, 13480081, 26960162, 53920324, 107840648, 215681296]

約数ペア:

[(1, 215681296), (2, 107840648), (4, 53920324), (8, 26960162), (16, 13480081), (139, 1551664), (278, 775832), (556, 387916), (1112, 193958), (2224, 96979)]